Software Development Studio

Engineering momentum
for your product.

We design and build backend systems, web platforms, and applications for teams that need to ship — and keep shipping.

DiscoveryDesignBuildLaunch
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What we build

Three ways to put a product
into motion.

Each service works standalone or combines into a full product build — from first endpoint to public launch.

01

Web Development

Marketing sites, dashboards, and customer portals built for speed, accessibility, and ease of maintenance. We ship clean React/Next.js frontends that your team can actually own.

Next.jsReactTailwind CSSTypeScript
02

Backend & API Development

Server architecture, REST/GraphQL APIs, database design, and third-party integrations. Built to handle real traffic from day one and scale without rewrites.

Node.jsExpressPostgreSQLRedis
03

App Development

Cross-platform mobile and web apps built on a single codebase. From authentication to payments to push notifications — production-ready, not prototype-ready.

React NativeExpoREST/GraphQLAuth
Selected work

Products we've put
into orbit.

A selection of recent builds — each one a case study in what clean engineering looks like under the hood.

Web App · Backend · API

NexaFlow — SaaS Dashboard

01

A real-time analytics dashboard for e-commerce businesses. Features live inventory tracking, automated reporting, multi-tenant architecture, and a Node.js WebSocket engine processing 12k events per minute.

12k
Events/min
99.9%
Uptime
Next.jsNode.jsPostgreSQLWebSocketsRedis
React Native · API · Auth

Orbita — Mobile Banking App

02

Cross-platform mobile banking app for a fintech startup. End-to-end encrypted transactions, biometric auth, instant push notifications, and a clean REST API layer built on Express with JWT refresh token rotation.

4.8★
App Store
50k+
Downloads
React NativeExpressJWTBiometric AuthStripe
Backend · GraphQL · DevOps

Cortex — Developer API Platform

03

A GraphQL-first API gateway for developer tools — rate limiting, API key management, usage analytics, and a public documentation portal. Handles cold-start optimisation and auto-scaling on edge runtimes.

< 40ms
P99 Latency
2M+
API calls/day
GraphQLNode.jsCloudflare WorkersTypeScriptPrisma
Full Stack · Payments · CMS

Bloom — E-commerce Platform

04

A headless e-commerce platform for a lifestyle brand. Custom storefront built in Next.js with a Stripe checkout flow, Sanity CMS integration, order management system, and automated email fulfilment via Resend.

3.2s
Avg checkout
£2M+
GMV processed
Next.jsStripeSanity CMSResendVercel
How we work

A straight line from idea
to running software.

SCOPE

Define the build

We map features, data flow, and technical requirements together. You get a fixed scope, timeline, and price before any code is written — no surprises.

1–3 days
BUILD

Develop in the open

Work happens in short cycles with a live staging environment you can check any time. No waiting until the end to see progress — you see every commit.

2–8 weeks
SHIP

Launch & hand off

We deploy to production, write documentation, and walk your team through the system. Source code is yours — no lock-in, no licensing.

1–2 days
SUPPORT

Stay running

Optional ongoing retainer for monitoring, fixes, and new features. Most clients stay on a monthly hours block once the main build is live.

Ongoing
Get in touch

Tell us what you're building.

Send a short note about your project and we'll respond with next steps and a rough estimate — usually within one business day.

hello@propulsyn.com
Mon – Fri, 9am – 6pm PKT

Project enquiry

We typically respond within 1 business day